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mozjs52

mozjs38

mozjs68

mozjs102

mozjs78

mozjs91

thunderbird

mozjs115

CVE-2026-109754 is a vulnerability involving incorrect boundary conditions in the DOM Editor component of mozjs52. This issue was addressed and fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5. The vulnerability has a CVSS score of 8.1, indicating a high severity level with potential for high confidentiality and integrity impact. No known exploits in the wild have been reported. A comprehensive vendor advisory from Mozilla confirms the fix availability.

The vulnerability CVE-2026-109754 affects the mozjs52 JavaScript engine component related to the DOM Editor. It is caused by incorrect boundary conditions that could potentially lead to security issues. Mozilla fixed this vulnerability in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5. The CVSS v3.1 score is 8.1, reflecting network attack vector, low attack complexity, no privileges required, user interaction required, unchanged scope, and high impact on confidentiality and integrity but no impact on availability. The vendor advisory explicitly states the fix is included in Firefox 158 and related versions.

CVE-2026-109754 is a vulnerability involving incorrect boundary conditions in the DOM Editor component of mozjs52. This issue was addressed and fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5. The vulnerability has a CVSS score of 8.1, indicating a high severity level

Mozjs52: Incorrect boundary conditions in the DOM: Editor component. (CVE-2026-109754)

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